Road Network Map of Tamil Nadu

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The roadways network in the Indian state of Tamil Nadu
is quite widespread. The state roadways network encompasses approximately 153 km in an area of 100 km2. This has surpassed the mean roadways network coverage of the nation which is 103 km for every 10 km2 area.

In the month of April 1946, a distinct Highways Department (HD) was set up in the state of Tamil Nadu. Subsequently, on October 30, 2008, the name of the organization was changed to the Highways and Minor Ports Department (HMPD).

The Highways and Minor Ports Department of Tamil Nadu has the principal responsibility of building and upkeep of the roadways in the state which comprise state highways, national highways, and important district roads.

The Highways and Minor Ports Department of Tamil Nadu runs its operations with the help of its 7 divisions and they are the following:

Construction and Maintenance Wing

National Highways Wing

Projects Wing

NABARD and Rural Roads Wing

Tamil Nadu Road Sector Project Wing

Metro Wing

Investigation and Designs Wing

The organization has its presence in the 450 subdivisions and 120 divisions of the 31 districts that form the state of Tamil Nadu.

About Tamil Nadu Roadways Network

As on March 30 2010, the state is home to a roadways network spanning 199,040 km. The different categories of roads along with their spans are listed below:

Roadways Network in Tamil Nadu

Category

Span (km)

State highways

9384

National highways/expressways

4873

Important district roads

11288

Panchayat roads and other departments roads

1,37,399

Sugarcane roads and other district roads

36096

Total (approximate)

1,99,040

Breadth wise information about the Government Roads (As on March 31, 2010)

Category wise

Intermediate lane

Single lane

Multi lane

Double lane

Total

National highways

42

18

2128

2685

4873

State highways

1414

32

677

7261

9384

Important district roads

3894

4170

115

3109

11288

Sugarcane roads and other district roads

2292

32825

31

948

36096

Total (approximate)

6998

38071

2037

14535

61641

Percentage

12

60

5

23

100

The Tamil Nadu Road Sector Project division of the HMPD takes up the improvement, passage, and maintenance activities on district roads, village roads, and state highways and it gets financing from the World Bank.

List of National Highways in Tamil Nadu

The national highways in Tamil Nadu join important harbors, capitals of the state, big manufacturing hubs and tourist destinations. There are 25 National Highways in the state of Tamil Nadu and out of them 12 National Highways have their limits within the state. Given below are the names of the various national highways in Tamil Nadu:

The State Highways in Tamil Nadu join major towns, district headquarters, and the National Highways in Tamil Nadu and bordering states. The State Highways Network can be divided into seven circles - Villupuram, Chennai, Trichy, Madurai, Thirunelveli, Coimbatore, and Salem. Given below are the names of the State Highways in Tamil Nadu: